diff --git a/tox.ini b/tox.ini
index e5eef844f8d..7f530933f52 100644
--- a/tox.ini
+++ b/tox.ini
@@ -171,6 +171,7 @@ setenv =
     TMP = {env_tmp_dir}
 
 commands =
+    python -m pip list
     python -m pytest {env:PYTEST_PYTHON_FILES} {env:DEBUG} {env:RERUNS} {env:JUNITXML} {env:COVERAGE} {posargs}
 
 [testenv:covreport]